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Web Performance Optimization
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Web Performance Optimization

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Web Performance Optimization (WPO) is a topic that is attracting increasing attention - not least because of the relevance of performance metrics on Google search results. This session shows what it ...

Web Performance Optimization (WPO) is a topic that is attracting increasing attention - not least because of the relevance of performance metrics on Google search results. This session shows what it is and how WPO at the company, with simple means and little effort, can be implemented. With dynaTrace Ajax Editon 2.0 now also a freely available platform, which already is used by companies such as Salesforce, LinkedIn, AOL or Yahoo as well as the preferred toolset of open source projects such as jQuery or dojo counts. For the first anniversary of the Ajax Edition may also be expected with a small surprise.

Presented by Alois Reitbauer, Technology Strategist, and Andi Grabner, Technology Strategist, dynaTrace-Compuware Center of Excellence, at the W-JAX Conference in Munich November 2010

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Web Performance Optimization Web Performance Optimization Presentation Transcript

  • Web Performance OptimizationA Detailed Overview @AloisReitbauer
  • WebPerformanceOptimization
  • Why?
  • Speed impacts who sees you Source: http://googlewebmastercentral.blogspot.com/2010/04/using-site-speed-in-web-search-ranking.html
  • Speed impacts interactions Source: Jake Brutlag and Eric Schuman at Velocity 2009
  • Speed is the Top Featurehttp://carsonified.com/blog/business/fred-wilsons-10-golden-principles-of-successful-web-apps/
  • Performance = Money
  • Web sites gain weight
  • 160 kB more in one year!
  • ... not always for good reasons<td style="padding-left:10px; overflow: hidden; white-space: nowrap;"> * 9000 = 2 MB 17 Seconds
  • Third Parties makes us slowOur site+ ...
  • WebPerformanceOptimization
  • Latency andBandwidth
  • Roundtrips & Latency 1 Content 2 Icon: http://www.gettyicons.com/free-icon/112/hardware-icon-set/free-server-icon-png/
  • Browsershave limits
  • More means slow
  • It’s not under your control
  • Web Application Delivery Chain Content Internet ServerBrowser Processing 3rd Party
  • W3CPerformanceWorkingGroup
  • Works in modern browsers
  • WebPerformanceOptimization
  • Measuring performancethe Google way
  • Interaction dependent
  • User expectations increase
  • Websites shouldload in 2 secondsor less
  • A challenging goal
  • WebPerformanceOptimization
  • WhatandHow
  • WhatandHow
  • Books you should read
  • Get your site asix pack
  • IntelligentMarkup
  • WhatandHow
  • There is no magic pixie dust ..
  • Best Practice Tools
  • Benchmarking Tools
  • Deep Dive Analysis
  • Real User Experience
  • Synthetic Monitoring
  • Start tomorrow … Compress your content Smush your images Minify CSS/HTML Cache your content Merge your files
  • It’s under your control …
  • Alois Reitbaueralois.reitbauer@dynaTrace.com @AloisReitbauer http://blog.dynatrace.com
  • Download the latest Application Performance almanac: Web | Cloud | DevOps | Mobile | Automation | Tuningwww.dynatrace.com/almanac